Re: [PATCH net] net: phy: dp83822: disable MDI crossover status change interrupt

From: Andrew Lunn
Date: Tue Oct 18 2022 - 08:42:27 EST


On Tue, Oct 18, 2022 at 12:47:54PM +0200, Felix Riemann wrote:
> From: Felix Riemann <felix.riemann@xxxxxx>
>
> If the cable is disconnected the PHY seems to toggle between MDI and
> MDI-X modes. With the MDI crossover status interrupt active this causes
> roughly 10 interrupts per second.

Make sense, it is trying to find the RX pair...

>
> As the crossover status isn't checked by the driver, the interrupt can
> be disabled to reduce the interrupt load.
>
> Fixes: 87461f7a58ab ("net: phy: DP83822 initial driver submission")
> Signed-off-by: Felix Riemann <felix.riemann@xxxxxx>

Reviewed-by: Andrew Lunn <andrew@xxxxxxx>

Andrew